A much bigger block with a cavity/hole going through the center.
They are a much bigger block than the 4″ and 6″ blocks with a cavity/hole going through the center of the block. Sold in bales of 20 or by single blocks on their own.
Chips
Quarry Products
A tonne bag of sand.
Gravel
Clause 804
2" clean medium sized stone
4" clean large stone
Aggregate mix
Blocks
Regular sized blocks used for most building jobs.
Regular 4" block with a 90 degree offset.
Regular 4" block with a 30 degree offset.
Drainage stone-small smooth rounded stone